CONCERT: Hailu Mergia (ET)

The story of Hailu Mergia is one of survival and a late justice for years spent in exile: The maestro, once the leader of 1970s Addis Ababa's favorite dance band Walias, emigrated to the US after the Mengistu regime came into political power at home in Ethiopia. After running several businesses he ended up driving a cab at Washington's Dulles Airport, while still practicing his keyboard chops on the back seat of his vehicle during downtimes. In 2013, Hailu returned to the live music circuit after the blogger-turned-label-owner Brian Shimkovitz of Awesome Tapes From Africa had found him to reissue his 1986 unusual, multi-tracked solo effort "His Classical Instrument." "If Cluster had been from Ethiopia instead of Germany, this is probably about what they would have sounded like," wrote Pitchfork, celebrating the album. Helming a trio with a badass rhythm section, he played numerous sold-out club shows and appeared at…